What Contaminants Are in Tap Water? A Complete Guide
The EPA regulates 90 contaminants — but 324 have been detected in US tap water. Here’s what’s actually in your water, where it comes from, and which filters remove each one.
water safety
The EPA regulates 90 contaminants — but 324 have been detected in US tap water. Here’s what’s actually in your water, where it comes from, and which filters remove each one.